3
  0.947389  -0.314147 -0.0613671  0.0248094
  0.291817    0.76892   0.568862   0.132675
  -0.13152  -0.556841    0.82014   0.937189
         0          0          0          1
   0.97205   0.234375 -0.0136887 -0.0171085
 -0.182233   0.789988   0.585415  -0.103977
   0.14802  -0.566558   0.810619      1.102
         0          0          0          1
  0.693661   0.720295 0.00291142  -0.248237
 -0.591124   0.566948   0.573709  0.0479357
  0.411589  -0.399681   0.819054   0.981485
         0          0          0          1
